Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd8f793192118465f0e187ba6d38ddc0f0239d2dc22b6a216285506296aec8c6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^